OPA349_16 Datasheet, PDF (6/23 Pages) Texas Instruments – 1uA, Rail-to-Rail I/O CMOS OPERATIONAL AMPLIFIERS

TYPICAL CHARACTERISTICS (Cont.)
At T_A = +25°C, V_S = +5V, and R_L = 1MΩ connected to V_S/2, unless otherwise noted.
QUIESCENT CURRENT vs TEMPERATURE
3.0
2.5
2.0
OPA2349
1.5
1.0
OPA349
0.5
0.0
–75 –50 –25
0
25
50
Temperature (°C)
75 85
QUIESCENT AND SHORT-CIRCUIT
vs SUPPLY VOLTAGE
1.4
12
I_SC at –40°C
(dual version only)
1.2
10
I_SC at 25°C
1.0
8
0.8
I_Q
0.6
6
I_SC at 125°C
4
0.4
2
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
Supply Voltage (V)
SHORT-CIRCUIT CURRENT vs TEMPERATURE
15
V_S = +5.5V
10
V_S = +2.5V
5
0 V_S = +1.8V
–5
Single version operation
V_S = +2.5V
below 0°C is not recommended.
–10
–15 ^{VS = +5.5V}
–55 –35 –15 0 5
25
45
65 85
Temperature (°C)
INPUT BIAS CURRENT vs TEMPERATURE
10k
1k
100
10
1
Single version operation
below 0°C is not recommended.
0.1
–75 –50 –25
0
25
50
Temperature (°C)
75 85
1000
INPUT VOLTAGE NOISE DENSITY
400
100
10
100
1k
10k
Frequency (Hz)
100
90
80
70
60
50
40
30
20
10
0
10
CHANNEL SEPARATION vs FREQUENCY
100
1k
10k
Frequency (Hz)
100k
6
OPA349, 2349
www.ti.com
SBOS121B